The hard volcanic stone was a resource that had been in great demand for many years, at least since the rise of the Olmecs (a people who flourished between 1200 and 400 B.

坚硬的火山岩是一种多年来需求量很大的资源，至少从奥尔梅克人（一种生活在公元前1200年至400年之间的民族）崛起以来是这样。

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Between 221 and 210 B. C., he started the building of the Great Wall.

公元前221年至公元前210年，他开始修建长城。

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B: How great the family is!

B：真是个庞大的家庭啊！

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And most importantly, it authorizes employment for the spouses of H1-B workers so that professionals with great potential are no longer confined to their homes and locked out of the economy.

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On the cover of the debut issue in 1917 (price: 15 cents), my great-grandfather B.

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My buddy Will and I kept a list of the celebrities we'd seen and took great pleasure in our fleeting little encounters with B- and C-list actors.

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